Cabot Dream Cake Jane Shows, April 1, 1982 Mix: 1 box Duncan Hines Butter Cake Mix 1/2 cup of oil 3 eggs Add in: 1 can Mandarin Oranges with juice. Grease and flour 3 cake pans. Pour mixture in. Bake 20 minutes. Cool. Icing: 1 large carton Cool Whip #3 can crushed pineapple with juice 1 large box Jell-O brand Instant Vanilla Pie filling Beat together and ice the cake. Refrigerate.